rotate tests fail in s390x-unknown-linux-gnu and sparc64-unknown-linux-gnu

[gnzlbg]

s390x-unknown-linux-gnu

---- v128::i128x1_ops_vector_rotate::rotate_ops stdout ----
thread 'v128::i128x1_ops_vector_rotate::rotate_ops' panicked at 'assertion failed: `(left == right)`
  left: `i128x1(1208925819614629174706176)`,
 right: `i128x1(1)`', src/v128.rs:68:1
---- v128::u128x1_ops_vector_rotate::rotate_ops stdout ----
thread 'v128::u128x1_ops_vector_rotate::rotate_ops' panicked at 'assertion failed: `(left == right)`
  left: `u128x1(1208925819614629174706176)`,
 right: `u128x1(1)`', src/v128.rs:72:1

sparc64-unknown-linux-gnu

---- v128::i128x1_ops_vector_rotate::rotate_ops stdout ----
thread 'v128::i128x1_ops_vector_rotate::rotate_ops' panicked at 'assertion failed: `(left == right)`
  left: `i128x1(2)`,
 right: `i128x1(1)`', src/v128.rs:68:1
---- v128::u128x1_ops_vector_rotate::rotate_ops stdout ----
thread 'v128::u128x1_ops_vector_rotate::rotate_ops' panicked at 'assertion failed: `(left == right)`
  left: `u128x1(2)`,
 right: `u128x1(1)`', src/v128.rs:72:1